| Pleyben | |
| Native Name: | Pleiben |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Pleyben (29).svg |
| Coordinates: | 48.2267°N -3.9681°W |
| Elevation Min M: | 14 |
| Elevation Max M: | 176 |
| Insee: | 29162 |
| Postal Code: | 29190 |
| Arrondissement: | Châteaulin |
| Canton: | Briec |
| Mayor: | Amélie Caro[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pleyben-Châteaulin-Porzay |
| Area Km2: | 76.04 |
Pleyben (in French pronounced as /plɛbɛ̃/;) is a commune in the Châteaulin arrondissement of Finistère department of Brittany in north-western France. The calvary in the churchyard dates from 1555.
Inhabitants of Pleyben are called in French Pleybennois.